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student
Thank you
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volunteer
No problem, there's 2 ways so you can choose whatever's easier for you
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student
Ok
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volunteer
You can either find the distance between the numbers which is 5 and add half the distance to the smaller number so 31+5*1/2 is 33.5
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volunteer
Or since the middle of 2 numbers is their average you can add the number and divide by 2
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volunteer
31+36 is 67 and 67/2 is 33.5
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student
ok i like that
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student
and do that for the rest?
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volunteer
Q3 is between 50 and 50 so you don't have to
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student
41+42=83/2=41.5
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volunteer
No we don't have to do it for everything because we just need the min, Q1, Median, Q3, and Max
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student
ok
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student
i have to put these points so u sure its 41 nd not 41.5? bc we did split it
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student
and Q3 is just 50
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volunteer
We were just trying to split the numbers in half but we don't have to split like that because we have 8 on each side of the 41
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volunteer
Now you have the 5 numbers you need: 25, 33.5, 41, 50, and 59
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student
ok let me plug this in
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volunteer
Ok
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student
its correct ill try the next one on my own and then can you look over it
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volunteer
Oh it checks it for you?
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volunteer
That's cool
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volunteer
Sure I'll check it
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student
done
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student
38 is the median?
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volunteer
It is but I think for a different reason then you think
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volunteer
See how the section on the left has 7 and the section on the right has 8
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volunteer
?
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student
mhm
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volunteer
That means the first 38 should be part of the 1st half so each side is 8
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volunteer
So it is 38 but that's because that's in the middle of the 2 38s not because the 38 is in the middle
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student
well when i see it as 7 and 8 on the side i know its the middle even tho one isnt equal but itis close
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student
so 3 for each?
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volunteer
The line you drew still isn't in the middle because it doesn't have the same amount of numbers on each side
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volunteer
If there's an even amount of numbers like 16 you can just do 8 and 8 instead of excluding the middle number
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volunteer
You only exclude the middle number if it's an odd amount like 17
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student
ok
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volunteer
Now you have to find the middle of 32 and 35 for Q1 and the middle of 42 and 44 for Q3
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student
is that Q1?
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volunteer
Q3 is at this line
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volunteer
Remember that it's a number not a region
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student
here?
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student
or like the actual middle line
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volunteer
It should be on the actual line yeah
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student
kk
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student
now Q3
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student
is this right?
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volunteer
Yeah
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student
ok
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student
so median is 38
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student
58.5 is Q3
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volunteer
Median is 38 yeah
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volunteer
Do you see how the line you drew for Q3 goes between 42 and 44?
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student
mhm
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student
oh we do it that way
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student
43
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student
and then 32+35/2
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student
which is 33.5
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volunteer
Yup good fix!
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volunteer
So now we have everything we need
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student
so 33.5,38, and 43
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volunteer
Yeah
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student
gonna plug it rn
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volunteer
Okay!
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student
i have one more problem
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volunteer
Okay you can put it up when you're ready
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student
66 is the median
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student
?
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volunteer
Yeah
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student
so 18 is an even number
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student
i tried to do 4
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student
but it aint even enouh soo
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volunteer
You know how earlier when it was 17 we had to exclude the middle number to split it into?
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volunteer
Since you have 9 on each side and 9 is odd you take out the middle number to make Q1 and Q3
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student
mhm
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student
yeah i had a feeling we do it that way
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student
stillwont be evn
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volunteer
Can you start by making the middle line and erase the rest for now?
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volunteer
Make sure there's the same amount on each side of the middle line
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student
mhm
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volunteer
Did you count how many numbers are on each side of the line and they were the same?
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student
mhm
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volunteer
You have 8 numbers on one side and 9 on the other right now
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volunteer
If you draw the line between the 66s you'll have 9 on each side
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volunteer
Does that make sense?
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student
yes
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student
so 3 groups?
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volunteer
Right now we're just splitting it in half
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student
ok
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student
oh so 4 groups but Mr. Smith
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[ { "pii_type": "PERSON", "surrogate": "Mr. Smith", "start": 19, "end": 28 } ]
student
last time?
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volunteer
Yeah
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student
but 85
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student
is on its own
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volunteer
Sorry if I sound repetitive but you have to fix the line that splits it in half or the rest won't be right
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student
this?
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volunteer
That line should be between the 66s so that there's 9 on each side of the line and it's splitting the 18 numbers in half
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student
like this?
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volunteer
It should look like this
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student
o
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volunteer
Now it's the same size on the left and right
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